''Aptostichus'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...

North America North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and th ...

n mygalomorph spiders in the family

Euctenizidae The Euctenizidae (formerly Cyrtaucheniidae subfamily Euctenizinae) are a family of mygalomorph spiders. They are now considered to be more closely related to Idiopidae. Etymology The name comes from the Greek prefix (''eu-''), meaning "valua ...

, and was first described by

Eugène Simon Eugène Louis Simon (; 30 April 1848 – 17 November 1924) was a French naturalist who worked particularly on insects and spiders, but also on birds and plants. He is by far the most prolific spider taxonomist in history, describing over 4 ...

in 1891. They are found predominantly in southern

California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...

, United States.

Behavior

Members of the North American genus, ''Aptostichus'', assemble tunnels with side chambers, but they do not close these chambers with additional trapdoors.

Species

it contains forty-one species in the

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country Continental United States, primarily located in North America. It consists of 50 U.S. state, states, a Washington, D.C., ...

and

Mexico Mexico (Spanish language, Spanish: México), officially the United Mexican States, is a List of sovereign states, country in the southern portion of North America. It is borders of Mexico, bordered to the north by the United States; to the so ...

: *'' Aptostichus aguacaliente''

Bond Bond or bonds may refer to: Common meanings * Bond (finance), a type of debt security * Bail bond, a commercial third-party guarantor of surety bonds in the United States * Chemical bond, the attraction of atoms, ions or molecules to form chemical ...

, 2012 – USA *'' Aptostichus angelinajolieae'' Bond, 2008 – USA *'' Aptostichus anzaborrego'' Bond, 2012 – USA *'' Aptostichus asmodaeus'' Bond, 2012 – USA *'' Aptostichus atomarius'' Simon, 1891 ( type) – USA *'' Aptostichus barackobamai'' Bond, 2012 – USA *'' Aptostichus bonoi'' Bond, 2012 – USA *'' Aptostichus cabrillo'' Bond, 2012 – USA, Mexico *'' Aptostichus cahuilla'' Bond, 2012 – USA *'' Aptostichus cajalco'' Bond, 2012 – USA *'' Aptostichus chavezi'' Bond, 2012 – USA *'' Aptostichus chemehuevi'' Bond, 2012 – USA *'' Aptostichus chiricahua'' Bond, 2012 – USA *'' Aptostichus dantrippi'' Bond, 2012 – USA *'' Aptostichus derhamgiulianii'' Bond, 2012 – USA *'' Aptostichus dorothealangeae'' Bond, 2012 – USA *'' Aptostichus edwardabbeyi'' Bond, 2012 – USA *'' Aptostichus elisabethae'' Bond, 2012 – USA *'' Aptostichus fisheri'' Bond, 2012 – USA *'' Aptostichus fornax'' Bond, 2012 – USA *'' Aptostichus hedinorum'' Bond, 2012 – USA *'' Aptostichus hesperus'' ( Chamberlin, 1919) – USA *'' Aptostichus huntington'' Bond, 2012 – USA *'' Aptostichus icenoglei'' Bond, 2012 – USA, Mexico *'' Aptostichus isabella'' Bond, 2012 – USA *'' Aptostichus killerdana'' Bond, 2012 – USA *'' Aptostichus lucerne'' Bond, 2012 – USA *'' Aptostichus mikeradtkei'' Bond, 2012 – USA *'' Aptostichus miwok'' Bond, 2008 – USA *'' Aptostichus muiri'' Bond, 2012 – USA *'' Aptostichus nateevansi'' Bond, 2012 – USA *'' Aptostichus pennjillettei'' Bond, 2012 – USA *'' Aptostichus sabinae'' Valdez-Mondragón & Cortez-Roldán, 2016 – Mexico *'' Aptostichus sarlacc'' Bond, 2012 – USA *'' Aptostichus satleri'' Bond, 2012 – USA *'' Aptostichus serrano'' Bond, 2012 – USA *'' Aptostichus sierra'' Bond, 2012 – USA *'' Aptostichus simus'' Chamberlin, 1917 – USA, Mexico *'' Aptostichus sinnombre'' Bond, 2012 – USA *'' Aptostichus stanfordianus'' Smith, 1908 – USA *'' Aptostichus stephencolberti'' Bond, 2008 – USA

References

Euctenizidae Fauna of California Mygalomorphae genera Spiders of North America Taxa named by Eugène Simon {{Mygalomorphae-stub

Behavior

Species

See also

References